summaryrefslogtreecommitdiffstats
path: root/fs/ceph/caps.c
diff options
context:
space:
mode:
authorYan, Zheng <zheng.z.yan@intel.com>2013-03-13 19:44:32 +0800
committerSage Weil <sage@inktank.com>2013-05-01 21:17:07 -0700
commit2f276c511137d97e56b19e29865e1e6569315ccb (patch)
treef29a8088a6f312ec40f03b96d96b34e69154627a /fs/ceph/caps.c
parent8a166d05369f6a0369bb194a795e6e3928ac6e34 (diff)
downloadop-kernel-dev-2f276c511137d97e56b19e29865e1e6569315ccb.zip
op-kernel-dev-2f276c511137d97e56b19e29865e1e6569315ccb.tar.gz
ceph: use i_release_count to indicate dir's completeness
Current ceph code tracks directory's completeness in two places. ceph_readdir() checks i_release_count to decide if it can set the I_COMPLETE flag in i_ceph_flags. All other places check the I_COMPLETE flag. This indirection introduces locking complexity. This patch adds a new variable i_complete_count to ceph_inode_info. Set i_release_count's value to it when marking a directory complete. By comparing the two variables, we know if a directory is complete Signed-off-by: Yan, Zheng <zheng.z.yan@intel.com>
Diffstat (limited to 'fs/ceph/caps.c')
-rw-r--r--fs/ceph/caps.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c
index bc575a4..f956310 100644
--- a/fs/ceph/caps.c
+++ b/fs/ceph/caps.c
@@ -490,7 +490,7 @@ static void __check_cap_issue(struct ceph_inode_info *ci, struct ceph_cap *cap,
ci->i_rdcache_gen++;
/*
- * if we are newly issued FILE_SHARED, clear I_COMPLETE; we
+ * if we are newly issued FILE_SHARED, mark dir not complete; we
* don't know what happened to this directory while we didn't
* have the cap.
*/
@@ -499,7 +499,7 @@ static void __check_cap_issue(struct ceph_inode_info *ci, struct ceph_cap *cap,
ci->i_shared_gen++;
if (S_ISDIR(ci->vfs_inode.i_mode)) {
dout(" marking %p NOT complete\n", &ci->vfs_inode);
- ci->i_ceph_flags &= ~CEPH_I_COMPLETE;
+ __ceph_dir_clear_complete(ci);
}
}
}
OpenPOWER on IntegriCloud